How fast health insurance premiums are rising in New Zealand
Health insurance is one of the fastest rising items in the New Zealand Consumers Price Index, and it has been for a decade. That matters more than a single year's increase letter, because a premium that compounds at this rate is a different financial commitment from the one most people signed up to. The figures below are the official index, not any one insurer's pricing.
How often this changes: The Consumers Price Index is published quarterly by Stats NZ, but the health insurance sub-index is not on the release pages: it sits in Infoshare, behind an interactive query. Figures on this page were last checked on 9 Sep 2026.
Health insurance premiums in the Consumers Price Index
| Period | Increase in health insurance premiums |
|---|---|
| Year to September 2025 | Almost 20% |
| Five years | 62% |
| Ten years | 114% |
| Fifteen years | More than 200% |
Source: Stats NZ Consumers Price Index, as reported 29 October 2025.
This is the index for health insurance premiums as a category, not a quote and not any single insurer's increase. Your own increase depends on your age, your plan and your insurer, and an age step arrives on top of it rather than instead of it. On the source: the figures come from the Stats NZ Consumers Price Index, but Stats NZ does not put the health insurance sub-index on its quarterly release or indicator pages, which we checked in a rendered browser on 9 September 2026. The accessible published statement of these numbers is the report linked above, which is reporting the Stats NZ data. We link what a reader can actually open.
Questions about how fast health insurance premiums are rising in new zealand
Why do health insurance premiums rise faster than inflation?
Because the cost of what the policy buys rises faster than the cost of everything else. Private surgical fees, specialist fees and new drugs all move ahead of general prices, and insurers price from claims experience rather than from the headline inflation rate.
Is my increase the same as the index?
No. The index tracks the category. An individual premium moves for two separate reasons at once: the insurer repricing the book, and you moving into an older age band. A 62-year-old sees both in the same letter, which is why the number often looks unreasonable when neither part is arbitrary.
Does switching insurer avoid the increase?
Sometimes, and it carries a real risk. A new insurer underwrites you again, so anything that has happened to your health since you first applied can come back as an exclusion. Moving to save a premium can cost the cover you were actually buying.
What actually reduces a health premium?
Raising the excess, dropping benefits you would not claim on, and moving to a plan that covers surgery rather than everyday costs. Each is a real trade rather than a saving, and each is worth doing deliberately instead of at renewal under time pressure.
Should I cancel because of the increases?
That is the decision the increases are designed to force, and it is worth taking slowly. Cancelling ends the cover for conditions you have already had, which is usually the part that cannot be bought back. Reducing cover keeps the underwriting you already hold.
Where to go next
- The $1,000 rule three health insurers read differently
- Every published insurance number on this site
- ACC levy rates in New Zealand
- Financial strength ratings for New Zealand insurers
- Non-Pharmac drug limits by health insurer
- Public hospital waiting lists in New Zealand
- What a funeral costs in New Zealand, and what the state pays toward it
- Every health insurer, and who underwrites what
- Every life insurer, and who underwrites what
- What ACC covers, and what it does not
- How health insurance works in New Zealand
- Income protection, and when it pays
- How QuoteHub checks a figure before publishing it
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